Synonyms: AC1L4VDT;16alpha-Hydroxycortexolone;21356-07-0;AR-1L1716;pregn-4-ene-3,20-dione, 16,17,21-trihydroxy-,(16|A)-;Pregn-4-ene-3,20-dione, 16,17,21-trihydroxy-, (16alpha)-;(8R,9S,10R,13S,14S,16R,17S)-16,17-dihydroxy-17-(2-hydroxyacetyl)-10,13-dimethyl-2,6,7,8,9,11,12,14,15,16-decahydro-1H-cyclopenta[a]phenanthren-3-one